#ifndef LIBRARY_VIEW_H
#define LIBRARY_VIEW_H

namespace LB
{
	class Library_view
	{
	public:
		virtual void menu(void) = 0;
		virtual void addclass(void) = 0;
		virtual void deleteclass(void) = 0;
		virtual void listclass(void) = 0;
		virtual void addbook(void) = 0;
		virtual void deletebook(void) = 0;
		virtual void borrow(void) = 0;
		virtual void revert(void) = 0;
		virtual void listbook(void) = 0;
		virtual void listallbook(void) = 0;
		virtual void adduser(void) = 0;
		virtual void deleteuser(void) = 0;
		virtual void listuser(void) = 0;
		virtual void addbalance(void) = 0;
		virtual ~Library_view() {}
		
	};
}

#endif
